Vitamin C + zinc). Flavored + other natural flavors. You gotta admit, there's nothing like people watching at the gym. You got the woman in the neon pink unitard over spandex bike shorts (1986 called), the guy checking himself out in the mirror (we see you), and our favorite, the let's do this!!! trainer (chill, it's 6am) if that scene's not for you, but you want to help support your immune system, crack open this bottle. It's got zinc and 120% of your daily value of vitamin C per serving. And it's naturally sweetened with zero calories. So hey there, Mr. I'm just going to walk around and watch TV, good thinking. No need to pay for the gym and cable. Excellent source of C and B vitamins. 120% vitamin C. 40% vitamins B3, B5, B6, B12. Zinc. Electrolytes. Per 8 fl oz serving, 2.5 servings per bottle.